
<html>
<head>
    <title>Title of the document</title>
    
</head>
<body>
    <canvas id="canvas" width="500" height="500"></canvas>
    <script>
        
    </script>
    <form>

    </form>
    <canvas id="myCanvas" width="200" height="1000"></canvas>
    <script type="text/javascript">
        let c=document.getElementById("myCanvas");
        let cxt=c.getContext("2d");
        cxt.fillStyle="#FF0000";
        cxt.fillRect(0,0,150,300);
        </script>
</body>

</html>